201142720

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15331}}^1$

素因数の和:15389

約数の個数: 56

約数和(自身を含む): 490685328

約数和(自身を除く): 289542608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 15331, 30662, 61324, 76655, 122648, 153310, 245296, 306620, 490592, 613240, 628571, 981184, 1226480, 1257142, 2452960, 2514284, 3142855, 4905920, 5028568, 6285710, 10057136, 12571420, 20114272, 25142840, 40228544, 50285680, 100571360, 201142720]

約数ペア:

[(1, 201142720), (2, 100571360), (4, 50285680), (5, 40228544), (8, 25142840), (10, 20114272), (16, 12571420), (20, 10057136), (32, 6285710), (40, 5028568), (41, 4905920), (64, 3142855), (80, 2514284), (82, 2452960), (160, 1257142), (164, 1226480), (205, 981184), (320, 628571), (328, 613240), (410, 490592), (656, 306620), (820, 245296), (1312, 153310), (1640, 122648), (2624, 76655), (3280, 61324), (6560, 30662), (13120, 15331)]